UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Q6h6F5yk9uylNtsTZjdyHDbYZ82rXYK6fGHxluVEchY=' 
WHERE 
  key_id = '83a35ae3b276bbcc8ac35f887c891465f4d945e0f5d31dafdfad34de1cce7108' 
  AND (
    token = 'Q6h6F5yk9uylNtsTZjdyHDbYZ82rXYK6fGHxluVEchY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )